Sociedade Brasileira de Patologia Clínica, Jornal Brasileiro de Patologia e Medicina Laboratorial, 4(52)
DOI: 10.5935/1676-2444.20160042
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ABSTRACT INTRODUCTION: Chronic lung disease (CLD), clinically known as bronchopulmonary dysplasia (BPD), is a major cause of morbidity in premature newborn and were submitted to oxygen therapy. OBJECTIVE: Immunohistochemical identification of inflammatory molecules in the lung tissue of premature neonates that died with CLD. METHODS: Immunohistochemical analysis of 51 samples of premature newborn lungs – grouped in: without CLD,"classic" CLD and"new" CLD. RESULTS: Neutrophil influx and the number of CD4+ and CD45RO+ cells were higher in the"classic" CLD group (p